build: Remove C++ check

As it's not used any more since commit
ed99bef45841c407683cd7d353f0e2d364977261.

https://bugzilla.gnome.org/show_bug.cgi?id=762444

diff --git a/configure.ac b/configure.ac
index d86afcc17fb81a9c067dbdca86dfad3478d2cfb5..04e21597b46e6adafc00b72f505b9460d3644036 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -17,7 +17,6 @@ m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
 
 # Checks for programs.
 AC_PROG_CC
-AC_PROG_CXX
 
 # Initialize libtool
 LT_PREREQ([2.2.6])